| NRSC | $946K | 18 | 2010, 1990, 1992 |
| DAN COATS FOR CONGRESS COMMITTEE | $223K | 5 | 1990 |
| NATIONAL RIFLE ASSOCIATION INSTITUTE FOR LEGISLATIVE ACTION | $59K | 2 | 2010, 1992 |
| NATIONAL RIFLE ASSOCIATION OF AMERICA POLITICAL VICTORY FUND | $56K | 14 | 2010, 1990, 1992 |
| INDIANA REPUBLICAN STATE COMMITTEE, INC. | $45K | 55 | 2010, 2012 |
| AMERICAN BANKERS ASSOCIATION PAC (BANKPAC) | $30K | 12 | 2010, 1990, 1992 |
| UNITED STATES STEEL CORPORATION POLITICAL ACTION COMMITTEE | $30K | 19 | 2010, 1990, 1992, 2016, 2012 |
| NATIONAL ASSOCIATION OF INSURANCE AND FINANCIAL ADVISORS POLITICAL ACTION COMM | $29K | 14 | 2010, 1990, 1996, 1992 |
| EMPLOYEES OF NORTHROP GRUMMAN CORPORATION PAC | $28K | 20 | 2010, 1990, 1996, 1992, 2012 |
| NATIONAL ASSOCIATION OF REALTORS POLITICAL ACTION COMMITTEE | $27K | 19 | 2010, 1990, 1996, 2014, 1992 |